Javafx - imprimindo ArrayList de strings

Veja abaixo uma imagem do programa em execução:

Veja abaixo o código do programa:

import java.util.ArrayList;

import java.util.Arrays;

import javafx.application.Application;

import javafx.scene.Group;

import javafx.scene.Node;

import javafx.scene.Scene;

import javafx.scene.canvas.Canvas;

import javafx.scene.canvas.GraphicsContext;

import javafx.stage.Stage;

import javafx.scene.paint.Color;

import javafx.scene.layout.BorderPane;

import javafx.scene.layout.Pane;

import javafx.scene.text.Font;

import javafx.scene.text.FontWeight;

import javafx.scene.text.Text;

import javafx.geometry.Insets;

////////////////////////////////////////////////////////////////////////////////

public class PROJETO extends Application {

     static int b = 0, i;

     static String str = " ";

     static String str_2 = " ";

     static String str_4 = " ";

     static String str_5 = " ";

     static Canvas canvas = new Canvas ( 620, 410 );

     static GraphicsContext ctx = canvas.getGraphicsContext2D ( );

     static BorderPane borderPane = new BorderPane ( );

     static Pane ro_ot = new Pane ( );

     static Scene sce_ne = new Scene ( ro_ot, 620, 410 );

     static Text t_0 = new Text ( );

     static Text t_1 = new Text ( );

     static Text t_2 = new Text ( );

     static Text t_3 = new Text ( );

     static ArrayList < String > arr_List = new ArrayList < > ( Arrays.asList (

              "Alemanha"       , //0

              "Argélia"        , //1

              "Argentina"      , //2

              "Austrália"      , //3

              "Bélgica"        , //4

              "Bósnia"         , //5

              "Brasil"         , //6

              "Camarões"       , //7

              "Chile"          , //8

              "Colômbia"       , //9

              "Coreia do Sul"  , //10

              "Costa do Marfim", //11

              "Costa Rica"     , //12

              "Croácia"        , //13

              "Equador"        , //14

              "Espanha"        , //15

              "Estados Unidos" , //16

              "França"         , //17

              "Gana"           , //18

              "Grécia"         , //19

              "Holanda"        , //20

              "Honduras"       , //21

              "Inglaterra"     , //22

              "Irã"            , //23

              "Itália"         , //24

              "Japão"          , //25

              "México"         , //26

              "Nigéria"        , //27

              "Portugal"       , //28

              "Rússia"         , //29

              "Suíça"          , //30

              "Uruguai"          //31

              ) );

     // ////////////////////////////////////////////////////////////////////////

     public static void TextString ( ) {

         t_0.setFont ( Font.font ( "Arial", FontWeight.BOLD, 25 ) );

         t_1.setFont ( Font.font ( "Arial", FontWeight.NORMAL, 25 ) );

         t_2.setFont ( Font.font ( "Arial", FontWeight.NORMAL, 25 ) );

         t_3.setFont ( Font.font ( "Arial", FontWeight.NORMAL, 25 ) );

     }

     // /////////////////////////////////////////////////////////////////////////

     public static Node Arr_List ( ) {

         Group y = new Group ( );

         ctx.setFont ( Font.font ( "Arial", FontWeight.NORMAL, 15 ) );

         ctx.setFill ( Color.BLUE );

         ctx.fillText ( "O programa dividirá estas", 130, 70 );

         ctx.setFill ( Color.RED );

         ctx.fillText ( "32", 310, 70 );

         ctx.setFill ( Color.BLUE );

         ctx.fillText ( "seleções em", 335, 70 );

         ctx.setFill ( Color.RED );

         ctx.fillText ( "8", 430, 70 );

         ctx.setFill ( Color.BLUE );

         ctx.fillText ( "grupos", 450, 70 );

         for ( i = 0; i < arr_List.size ( ); i++ ) {

              if ( i >= 0 && i <= 15 ) {

                   b++;

                   str_2 += b + "\n";

                   str += arr_List.get ( i ) + "\n";

              }

              if ( i >= 16 && i <= 32 ) {

                   b++;

                   str_4 += b + "\n";

                   str_5 += arr_List.get ( i ) + "\n";

              }

         }        

         //Primeira coluna

         t_1.setFill ( Color.RED );    

         t_1.setX ( 170 );// coluna

         t_1.setY ( 100 );// linha

         t_1.setText ( str_2 );

         t_0.setFill ( Color.BLACK );

         t_0.setX ( 190 );// coluna

         t_0.setY ( 100 );// linha

         t_0.setText ( str );

         ///////////////////////////

         //Segunda coluna

         t_2.setFill ( Color.RED );    

         t_2.setX ( 370 );// coluna

         t_2.setY ( 100 );// linha

         t_2.setText ( str_4 );

         t_3.setFill ( Color.BLACK );

         t_3.setX ( 390 );// coluna

         t_3.setY ( 100 );// linha

         t_3.setText ( str_5 );

         return y;

     }

     // ////////////////////////////////////////////////////////////////////////

     public void start ( Stage stage ) {

         stage.setTitle ( "IMPRIMINDO ARRAY LIST EM JAVAFX" );

         // Dando uns efeitos na moldura

         ro_ot.setStyle ( "-fx-padding: 5;" + "-fx-border-style: solid inside;"

                   + "-fx-border-width: 18;" + "-fx-border-insets: 5;"

                   + "-fx-border-radius: 5;" + "-fx-border-color: blue;" );

         // Configurando o local exato do menu

         borderPane.setPadding ( new Insets ( 23, 500, 0, 23 ) );

         ctx.setFill ( Color.RED );

         ctx.fillText ( "IMPRIMINDO ARRAY LIST EM JAVAFX", 210, 50 );

         Arr_List ( );

         ro_ot.getChildren ( ).addAll ( canvas, borderPane, t_0, t_1,

                   t_2, t_3 );

         stage.setScene ( sce_ne );

         stage.show ( );

     }

     // /////////////////////////////////////////////////////////////////////////

     public static void main ( String [ ] args ) {

         Application.launch ( args );

     }

}

//UM OUTRO EXEMPLO ABAIXO

//IMPRIMINDO ARRAYLIST EM JAVAFX

import java.util.ArrayList;

import java.util.Arrays;

import javafx.application.Application;

import javafx.scene.Group;

import javafx.scene.Node;

import javafx.scene.Scene;

import javafx.scene.canvas.Canvas;

import javafx.scene.canvas.GraphicsContext;

import javafx.stage.Stage;

import javafx.scene.paint.Color;

import javafx.scene.layout.BorderPane;

import javafx.scene.layout.Pane;

import javafx.scene.text.Font;

import javafx.scene.text.FontWeight;

import javafx.geometry.Insets;

////////////////////////////////////////////////////////////////////////////////

public class PROJETO extends Application {

     static int b = 0, i;

     static String str = " ";

     static String str_2 = " ";

     static String str_4 = " ";

     static String str_5 = " ";

     static Canvas canvas = new Canvas ( 620, 410 );

     static GraphicsContext ctx = canvas.getGraphicsContext2D ( );

     static BorderPane borderPane = new BorderPane ( );

     static Pane ro_ot = new Pane ( );

     static Scene sce_ne = new Scene ( ro_ot, 620, 410 );

     static ArrayList < String > arr_List = new ArrayList < > ( Arrays.asList (

              "Alemanha"       , //0

              "Argélia"        , //1

              "Argentina"      , //2

              "Austrália"      , //3

              "Bélgica"        , //4

              "Bósnia"         , //5

              "Brasil"         , //6

              "Camarões"       , //7

              "Chile"          , //8

              "Colômbia"       , //9

              "Coreia do Sul"  , //10

              "Costa do Marfim", //11

              "Costa Rica"     , //12

              "Croácia"        , //13

              "Equador"        , //14

              "Espanha"        , //15

              "Estados Unidos" , //16

              "França"         , //17

              "Gana"           , //18

              "Grécia"         , //19

              "Holanda"        , //20

              "Honduras"       , //21

              "Inglaterra"     , //22

              "Irã"            , //23

              "Itália"         , //24

              "Japão"          , //25

              "México"         , //26

              "Nigéria"        , //27

              "Portugal"       , //28

              "Rússia"         , //29

              "Suíça"          , //30

              "Uruguai"          //31

              ) );

     // ////////////////////////////////////////////////////////////////////////

     public static Node Arr_List ( ) {

         Group y = new Group ( );

         ctx.setFont ( Font.font ( "Arial", FontWeight.NORMAL, 15 ) );

         ctx.setFill ( Color.BLUE );

         ctx.fillText ( "O programa dividirá estas", 130, 70 );

         ctx.setFill ( Color.RED );

         ctx.fillText ( "32", 310, 70 );

         ctx.setFill ( Color.BLUE );

         ctx.fillText ( "seleções em", 335, 70 );

         ctx.setFill ( Color.RED );

         ctx.fillText ( "8", 430, 70 );

         ctx.setFill ( Color.BLUE );

         ctx.fillText ( "grupos", 450, 70 );

         for ( i = 0; i < arr_List.size ( ); i++ ) {

              if ( i >= 0 && i <= 15 ) {

                   b++;

                   str_2 += b + "\n";

                   str += arr_List.get ( i ) + "\n";

              }

              if ( i >= 16 && i <= 32 ) {

                   b++;

                   str_4 += b + "\n";

                   str_5 += arr_List.get ( i ) + "\n";

              }

         }

         ctx.setFill ( Color.RED );

         ctx.fillText ( str_2, 170, 100 );

         ctx.setFill ( Color.BLACK );

         ctx.fillText ( str, 190, 100 );

         ctx.setFill ( Color.RED );

         ctx.fillText ( str_4, 370, 100 );

         ctx.setFill ( Color.BLACK );

         ctx.fillText ( str_5, 390, 100 );        

         return y;

     }

     // ////////////////////////////////////////////////////////////////////////

     public void start ( Stage stage ) {

         stage.setTitle ( "IMPRIMINDO ARRAY LIST EM JAVAFX" );

         // Dando uns efeitos na moldura

         ro_ot.setStyle ( "-fx-padding: 5;" + "-fx-border-style: solid inside;"

                   + "-fx-border-width: 18;" + "-fx-border-insets: 5;"

                   + "-fx-border-radius: 5;" + "-fx-border-color: blue;" );

         // Configurando o local exato do menu

         borderPane.setPadding ( new Insets ( 23, 500, 0, 23 ) );

         ctx.setFill ( Color.RED );

         ctx.fillText ( "IMPRIMINDO ARRAY LIST EM JAVAFX", 210, 50 );

         Arr_List ( );

         ro_ot.getChildren ( ).addAll ( canvas, borderPane );

         stage.setScene ( sce_ne );

         stage.show ( );

     }

     // /////////////////////////////////////////////////////////////////////////

     public static void main ( String [ ] args ) {

         Application.launch ( args );

     }

}

//OUTRO EXEMPLO ABAIXO

import java.util.ArrayList;

import javafx.application.Application;

import javafx.scene.Group;

import javafx.scene.Node;

import javafx.scene.Scene;

import javafx.scene.canvas.Canvas;

import javafx.scene.canvas.GraphicsContext;

import javafx.stage.Stage;

import javafx.scene.paint.Color;

import javafx.scene.layout.BorderPane;

import javafx.scene.layout.Pane;

import javafx.scene.text.Font;

import javafx.scene.text.FontWeight;

import javafx.scene.text.Text;

import javafx.geometry.Insets;

////////////////////////////////////////////////////////////////////////////////

public class PROJETO extends Application {

     static int i;

     static String str = " ";

     static Canvas canvas = new Canvas ( 620, 350 );

     static GraphicsContext ctx = canvas.getGraphicsContext2D ( );

     static BorderPane borderPane = new BorderPane ( );

     static Pane ro_ot = new Pane ( );

     static Scene sce_ne = new Scene ( ro_ot, 620, 350 );

     static Text t_0 = new Text ( );

     static ArrayList < String > arr_List = new ArrayList < > ( );

     // /////////////////////////////////////////////////////////////////////////

     public static Node Arr_List ( ) {

         Group y = new Group ( );

         ctx.setFont ( Font.font ( "Arial", FontWeight.NORMAL, 15 ) );

         t_0.setFont ( Font.font ( "Arial", FontWeight.BOLD, 15 ) );

         String st = " ";

         int i = 0;

         ctx.setFill ( Color.BLUE );

         ctx.fillText ( "Imprimindo abaixo o contador de inteiros", 190, 80 );

         ctx.setFont ( Font.font ( "Arial", FontWeight.BOLD, 14 ) );

         ctx.setFill ( Color.BLACK );

         do {

              if ( i % 10 == 0 ){

                   st += "\n";

              }

              if ( i >= 0 && i <= 9 )

                   st += ( "0" );

              st += i + "    ";

              i++;

         } while ( i < 100 );

         arr_List.add ( st );

         // /////////////////////////////////////////////////////////////////////

         for ( i = 0; i < arr_List.size ( ); i++ ) {

              str += arr_List.get ( i ) + "\n";

         }       

         t_0.setFill ( Color.BLACK );

         t_0.setX ( 160 );// coluna

         t_0.setY ( 100 );// linha

         t_0.setText ( str );

         return y;

     }

     // /////////////////////////////////////////////////////////////////////////

     public void start ( Stage stage ) {

         stage.setTitle ( "IMPRIMINDO ARRAY LIST EM JAVAFX" );

         // Dando uns efeitos na moldura

         ro_ot.setStyle ( "-fx-padding: 5;" + "-fx-border-style: solid inside;"

                   + "-fx-border-width: 18;" + "-fx-border-insets: 5;"

                   + "-fx-border-radius: 5;" + "-fx-border-color: blue;" );

         // Configurando o local exato do menu

         borderPane.setPadding ( new Insets ( 23, 500, 0, 23 ) );

         ctx.setFill ( Color.RED );

         ctx.fillText ( "IMPRIMINDO ARRAY LIST EM JAVAFX", 210, 50 );

         Arr_List ( );

         ro_ot.getChildren ( ).addAll ( canvas, borderPane, t_0 );

         stage.setScene ( sce_ne );

         stage.show ( );

     }

     // /////////////////////////////////////////////////////////////////////////

     public static void main ( String [ ] args ) {

         Application.launch ( args );

     }

}